Brake Warning Lamp

BRAKE WARNING LAMP

Component Function Check


1. CHECK BRAKE WARNING LAMP FUNCTION (1)

Check that brake warning lamp turns ON for approx. 1 second after ignition switch is turned ON.

CAUTION:
Never start engine.
Is the inspection result normal?
YES- GO TO 2.
NO- Proceed to diagnosis procedure. .

2. CHECK BRAKE WARNING LAMP FUNCTION (2)

Check that brake warning lamp turns ON/OFF when parking brake is operated.
NOTE:
Brake warning lamp turns ON when parking brake is operated (when parking brake switch is ON).
Is the inspection result normal?
YES- GO TO 3.
NO- Check brake fluid level switch system. Parking Brake Switch.

3. CHECK BRAKE WARNING LAMP FUNCTION (3)

Check that brake warning lamp in combination meter turns ON/OFF when brake fluid level switch is operated while brake fluid level in reservoir tank is with the specified level.
NOTE:
Brake warning lamp turns ON when brake fluid is less than the specified level (when brake fluid level switch is
ON).
Is the inspection result normal?
YES- INSPECTION END
NO- Check brake fluid level switch system. C1155.


Diagnosis Procedure


1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT-


Perform diagnosis of ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to
Power Supply And Ground Circuit.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.

2. PERFORM THE SELF-DIAGNOSIS

With CONSULT
Perform self-diagnosis for "ABS".
Is any DTC detected?
YES- Check the DTC. Testing and Inspection.
NO- GO TO 3.

3. CHECK THAT BRAKE WARNING LAMP TURNS ON

Check combination meter. Combination Meter.
Is the inspection result normal?
YES- Replace ABS actuator and electric unit (control unit). Removal And Installation.
NO- Replace combination meter. Removal And Installation.